Cisco DPQ3212 Cable Modem user manual
- June 7, 2024
- Cox
Table of Contents
Cisco DPQ3212 Cable Modem
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Modem Information
DOCSIS 3.0 modem
8×4 channel bonding with speeds of up to 150 Mbps on a wired connection
Cox recommends a DOCSIS 3.1 modem or gateway
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Highest Service Level
Preferred 150
Combination Internet and Telephone modems purchased or received in new or used condition from third-party retailers are not certified for use with the Cox network.
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Front View
| | After the modem is successfully connected to the network, the POWER, DS,
US, and ONLINE indicators illuminate continuously to indicate that the modem
is online and fully operational.
| |
Back View
| | The modem includes the following connection ports:
- POWER – Connects the cable modem to the power adapter
- ETHERNET – Connects to the Ethernet port on your computer
- USB – Connects to the USB port on your computer
- TELEPHONE 1 and 2 – Connects to the telephone (or fax)
- RESET – Used by Cox maintenance to reset the modem – may delete all previous settings
- CABLE – Connects to the cable wall outlet
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MAC Address
| | The S/N is the serial number of the DPQ3212 modem. The CM MAC is the MAC address of the DPQ3212 modem.
Troubleshooting
The lights indicate the current status of your modem. To troubleshoot any connection problems, use the table below.
| Modem Light | Status | Problem |
|---|---|---|
| POWER | Solid Green | None |
| Off | No power – Verify power supply connections and electrical outlet, also |
make sure the outlet is not connected to a switch.
DS
(Downstream)
| Solid Green| None
Blinking Green| Modem establishing a connection from the Internet to the
computer – Verify all cable connections and try resetting the modem.
US
(Upstream)
| Solid Green| None
Blinking Green| Modem trying to connect to service – looking for upstream –
Verify all cable connections and try resetting the modem.
Off| Modem establishing a connection from the computer to the Internet –
Verify all cable connections and try resetting the modem.
ONLINE| Solid Green| None
Off| No connection – Verify all cable connections and try resetting the modem.
LINK| Solid Green| None – single device connected to either the Ethernet
or USB port and no data is being sent to or from the modem
Blinking Green| None – single device is connected to either the Ethernet or
USB port and data is being transferred between the computer and the cable
modem
Amber| None – bonded connection being used
Off| No devices connected – Verify all cable connections and try resetting the
modem.
TEL 1
TEL 2| Solid Green| None – service enabled
Blinking Green| None – Line 1 or Line 2 in use
BATTERY| Solid Green| None – battery charged
Blinking Green| Battery charge is low – Make sure the power cord is connected
to the unit and an active power source.
Off| No battery in the unit
Manufacturer Resources
For more detailed technical information on the DPQ3212, refer to the Cisco_DPQ3212_User_Guide_110113 [PDF]
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